diff --git a/core/modules/color/color.module b/core/modules/color/color.module
index e9cc0a6..d73c682 100644
--- a/core/modules/color/color.module
+++ b/core/modules/color/color.module
@@ -104,7 +104,7 @@ function color_preprocess_page(&$variables) {
 
   // Override logo.
   $logo = \Drupal::config('color.theme.' . $theme_key)->get('logo');
-  if ($logo && $variables['logo'] && preg_match('!' . $theme_key . '/logo.png$!', $variables['logo'])) {
+  if (file_exists($logo) && $vars['logo'] && preg_match('!' . $theme_key . '/logo.png$!', $vars['logo'])) {
     $variables['logo'] = file_create_url($logo);
   }
 }
diff --git a/core/themes/bartik/color/color.inc b/core/themes/bartik/color/color.inc
index b2c854c..4866e7c 100644
--- a/core/themes/bartik/color/color.inc
+++ b/core/themes/bartik/color/color.inc
@@ -102,9 +102,7 @@
   ),
 
   // Files to copy.
-  'copy' => array(
-    'logo.png',
-  ),
+  'copy' => array(),
 
   // Gradient definitions.
   'gradients' => array(